@article{10_4171_dm_12,
     author = {A.S. Merkurjev},
     title = {Maximal indexes of {Tits} algebras},
     journal = {Documenta mathematica},
     pages = {229--243},
     year = {1996},
     volume = {1},
     doi = {10.4171/dm/12},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/12/}
}